#define _CRT_SECURE_NO_WARNINGS 1
#include <stdio.h>

//getchar			putchar
//gets				puts
//scanf				printf

//fgetc==getc		fputc==putc 
//fgets				fputs
//fscanf			fprintf

//sscanf			sprintf

int main()
{
	char arr[5];
	fgets(arr, 5, stdin);
	return 0;
}